The Wacker Neuson Check Valve is a genuine OEM check valve designed for the RD27-100 and RD27-120 series hydrostatic vibratory and tandem rollers. Sourced directly from Wacker Neuson, this part carries the same specifications as the original component installed at the factory. It covers an extensive range of RD27 configurations, including the RD27 Pro Tandem Roller and RD27 Basic T4F variants, so you can order with confidence that fitment has been verified. Drop it in as a direct replacement and get your machine back to work without guesswork.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to Wacker Neuson's original flow and pressure specifications, ensuring the valve opens and closes at the correct hydraulic thresholds rather than an approximated range.
- Direct-Fit Replacement — Matches the original port dimensions and thread pitch of the RD27 hydraulic circuit, allowing straightforward installation without reworking fittings or lines.
- Broad RD27 Series Coverage — Compatible with multiple RD27-100 and RD27-120 build variants, including Hydrostatic Vibratory Roller, Ride-On Roller, RD27 Pro Tandem Roller, and T4F-compliant models.
- Maintains Hydraulic System Efficiency — A correctly functioning check valve prevents backflow in the hydrostatic drive circuit, keeping propulsion and vibration performance consistent across the full operating range.
- Hydraulic Safety Compliance — In a hydrostatic roller, a faulty check valve can allow uncontrolled machine movement on grade; using the correct OEM-spec part helps preserve safe, predictable machine behavior.
A check valve is a one-way flow control component inside the hydraulic circuit that allows fluid to travel in a single direction while blocking reverse flow. In a hydrostatic vibratory roller like the RD27 series, it plays a critical role in maintaining pressure stability within the drive and vibration systems, preventing backflow that could cause erratic drum behavior or loss of traction. When a check valve begins to leak internally or fails to seat properly, hydraulic pressure drops, machine response becomes unpredictable, and other circuit components can be exposed to damaging pressure spikes.
Part Details
| Part Number | 5100025767 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Check Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydrostatic Vibratory Roller | RD27-100 | 5200005878, 5200014868, 5200023554, 5200023556, 5200005876 |
| Hydrostatic Vibratory Roller | RD27-120 | 5200005879, 5200014869, 5200014922, 5200014923, 5200023555, 5200023557, 5200024441, 5200005877, 5200021389 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
